| |||
| drums (Sciaena spp.) | |||
| croakers (Sciaenidae); meagres (Sciaenidae) | |||
| |||
| black umber (Corvina nigra, Sciaena umbra (Linnaeus,1758)); brown meagre (Corvina nigra, Sciaena umbra) | |||
| |||
| croakers; drums | |||
|
corvine : 15 phrases in 4 subjects |
| Fish farming pisciculture | 1 |
| Ichthyology | 4 |
| Natural resourses and wildlife conservation | 4 |
| Natural sciences | 6 |